Nearly all problems of human behavior stem from our failure to ensure that people live in environments that nurture their well-being.
The tobacco control movement provides a good model for how to achieve massive societal changes. In 1965, over 50 percent of men and 34 percent of women smoked. By 2010, only 23.5 percent of men and 17.9 percent of women were smoking (CDC 2011). These numbers represent one of the twentieth century’s most important public health achievements.